HD6417712BPV Renesas Electronics America, HD6417712BPV Datasheet - Page 124

• Manufacturer Part Number: HD6417712BPV
• Description: MPU 1.5/3.3V 0K PB-FREE 256-BGA
• Manufacturer: Renesas Electronics America
• Series: SuperH® SH Ethernetr

Specifications of HD6417712BPV

• Core Processor: SH-3 DSP
• Core Size: 32-Bit
• Speed: 200MHz
• Connectivity: EBI/EMI, Ethernet, FIFO, SCI, SIO
• Peripherals: DMA, POR, WDT
• Number Of I /o: 24
• Program Memory Type: ROMless
• Ram Size: 16K x 8
• Voltage - Supply (vcc/vdd): 1.4 V ~ 1.6 V
• Oscillator Type: External
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 256-BGA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Program Memory Size: -
• Data Converters: -

Section 3 DSP Operating Unit
• Example 2: Repeat loop consisting of three instructions
• Example 3: Repeat loop consisting of two instructions
Rev. 1.00 Dec. 27, 2005 Page 80 of 1044
REJ09B0269-0100
RptDtct:
RptStart: instr1
RptEnd:
RptDtct:
RptStart: instr1
RptEnd:
LDRS RptStart +4
LDRE RptStart +4
SETRC #4
instr0
Instr2
instr3
LDRS RptStart +6
LDRE RptStart +4
SETRC #4
instr0
instr2
; Sets (repeat detection instruction
; Sets (repeat detection instruction
; Sets the number of repetitions (4) to
; If RE-RS==0 during SETRC instruction
; An instruction prior to the Repeat
; [Repeat start instruction]
;
; [Repeat end instruction]
; Sets (repeat detection instruction
; Sets (repeat detection instruction
; Sets the number of repetitions (4) to
; If RE-RS==-2 during SETRC instruction
; An instruction prior to the Repeat
; [Repeat start instruction]
; [Repeat end instruction]
address + 4) to the RS register
address + 4) to the RE register
the RC[11:0] bits of the SR register
execution, the repeat loop is regarded
as three-instruction repeat.
start instruction is regarded as a
repeat detection instruction.
address + 6) to the RS register
address + 4) to the RE register
the RC[11:0] bits of the SR register
execution, the repeat loop is regarded
as two-instruction repeat.
start instruction is regarded as a
repeat detection instruction.